情态动词和虚拟语气第一讲 教案

课题内容：情态动词和虚拟语气（1）--- 情态动词初中部分简单回顾--- 表推测的情态动词--- 表虚拟的情态动词课题--- 情态动词初中部分简单回顾 I live with my sister this summer and didn’t have to pay rent. So I _____ save most of my salary. A. could   B. would C. was able to   D. should Night has fallen. We have to stay here for the night, ____? don’t we B. haven’t we  C. mustn’t we   D. shouldn’t we ---- _______ I open the door for you?      --- No, thank you. I can manage. Do     B. Can    C. Shall   D. Should --- Will you stay for lunch?  --- Sorry, ___. My brother is coming to see me. A. I mustn’t    B. I can’t   C. I needn’t   D. I won’t5. He promised he ______ not do it any more. A. would   B. should     C. might     D. could 6. I didn’t go swimming because nobody _______ go with me. A. should    B. could    C. would     D. might 7. Whether it was hot or not, he _______ have a hat. A. would   B. might   C. could   D. should8. It‘s nearly seven o’clock. Jack ____ be here at any moment. A. must   B. need    C. should   D. can 9. --- Shall I go and buy more food and drinks for the party? --- No, we have prepared a lot of those. That ___ be quite enough. A. can   B. may   C. might    D. ought to10. You ____ return the book now. You can keep it till next week . A. can’t    B. mustn’t    C. needn’t    D. may not 11. Jonny, you ____ play with the knife, you ___ cut yourself. A. won’t; can’t  B. mustn’t; may  C. shouldn’t; must  D. can’t; shouldn’t 12. John, look at the time. ____you play the piano at such a late hour？ A. Must   B. Can   C. May    D. Need 13. Why ____we eat out when we can easily cook ourselves at home? A. must   B. shall   C. can   D. may --- 表推测的情态动词 表肯定推测 _____________________________. * He must / may/ might be our teacher. * He may / might come tonight. （ ） 表否定推测 ______________________ * He can't / couldn’t be our teacher. * It can’t / couldn’t be Tom who stole the money. * He may / might not come tonight. (                                         ) C 表疑问的推测 __________________________ * Can/ Could he be our teacher? * It’s so late. Who can / could it be?D表推测的时间 _____________________________ 比较： * He must be in the office. * He must be working now. * He must have left. * He must have been waiting for a long time. * He can’t (couldn’t) be in the office. * He can’t (couldn’t) be working now. * He can’t (couldn’t) have left. I saw him a minute ago. * He can’t (couldn’t ) have been waiting for a long time. --- 表虚拟的情态动词 虚拟和陈述： * You shouldn’t tell him about it. * You shouldn’t have told him about it. He is so sad now. * You needn’t do it. * You needn’t have watered the flowers. Look, it’s raining. * I’m afraid I couldn’t come tonight. * I could have come yesterday, but my mother was seriously ill. 结论： should do should have done needn’t do  needn’t have done 时间 ___________   _____________ 动作 ___________   _____________表推测的情态动词和表虚拟的情态动词的区别 表推测的情态动词 --- must have done （ ） * He must have left this morning. --- might / may have done （ ） * He might have come. Look, there’s some money on the table. --- couldn’t (can’t) have done （ ） * He couldn’t have come; nobody saw him at the meeting. 表虚拟的情态动词 --- should have done （ ） = ought to have done --- shouldn’t have done（ ） = ought not to have done --- needn’t have done （ ） --- could have done （ ） --- might have done （ ） 比较： * He might have left yesterday, nobody saw him this morning. * He might have left yesterday, but his mother was ill.易错点 must have done                     (                                   ) may have done                      (                                   ) can’t/ couldn’t have done    (                                   ) might have done                   (                                   )could have done                    (                                   ) Ex. You ought to _______ about it earlier. tell him   B. have told him   C. talk to him   D. discuss with him He left yesterday, so he _____ in Beijing. may arrive  B. may have arrived  C. must arrive  D. arrived --- Why is Jenny still standing there? It’s so cold.   --- She _____ for someone. can wait  B. might have waited C. must be waiting D. should have waited 4--- Where ______ Margaret have put the empty bottles? --- She ______ have thrown them away. They must be somewhere in this room. A. can; can’t   B. must; needn’t  C. might; must   D. could; could5. --- ______ the plane have taken off on time?   --- I’m afraid not. The fog was too thick here. A. Need    B. Should   C. Can   D. Must 6. --- There were already five people in the car but they managed to take us as well. --- It _______ a comfortable journey. A. can’t be       B. shouldn’t be   C. mustn’t have been D. couldn’t have been 7. --- I stayed at a hotel while in New York. --- Oh, did you? You ____ with Barbara. A. could have stayed   B. could stay  C. would stay  D. must have stayed8. Sorry I’m late. I______ have turned off the alarm clock and gone back to sleep again. A. might    B. should   C. can   D. needn’t 9. He paid for a seat, when he ____ have entered free. A. could     B. should    C. must      D. need 10. --- We didn’t see him at the meeting.        --- He ______ it. A. cannot have attended        B. needn’t have attended C. shouldn’t have attended   D. must have attended 11. From what I learn about the hotel, the service and the weather, they ______ have enjoyed their holiday very much. They were so sad. A. might    B. shouldn’t    C. needn’t   D. can’t12. The line was busy; someone ____ the telephone all the time. A. must use   B. must be using C. must have been using          D. should have used 13. --- Many people in England love to give advice on weather reporting. ---Yes, but I think the weather office’s computers _____ be more accurate. A. can   B. must   C. should   D. might 14. Research findings show we spend about two hours dreaming every night, no matter what you  ___ have done during the day. A. should       B. could   C. may  D. must